IES/ISS Exam 2023-24

IES/ISS Exam 2023-24

ISS (Indian Statistical Services) is a recruitment exam conducted once a year by the Union Public Service Commission. Candidates willing to apply for the UPSC IES/ISS exam must fill the application form online which is available on the official website of the Union Public Service Commission i.e., https://upsconline.nic.in/

Indian Economic Services (IES) and Indian Statistical Services (ISS) are placed under the Group A of Central civil services and are responsible for the formulation, implementation of Economic Reforms in the nation along with the compilation of various statistics associated with different ministries of the Government of India.

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Our Study Notes Prepared by : Selected competitors, retired professors, and senior competitors more than 10 year experience


Candidates are advised to read carefully Special Instructions to the Candidates forConventional Type Tests and Special Instructions for Objective Type Tests.

Eligibility Criteria

 As the application form has not yet started, candidates are advised to check the eligibility criteria with extreme care and attention. 

Educational qualification 

  • For IES 

Candidate must have a postgraduate degree in Economics or Business Economics or Applied Economics or Econometrics from a University recognised by Act of the central or state legislature in India or its equivalent.

  • For ISS

Candidate must have a Bachelor’s degree in Statistics or Mathematical Statistics or Applied Statistics as one of the subject  OR candidate have a Master’s degree in Statistics or Mathematical Statistics or Applied Statistics from a University incorporated by an Act of the State or Central Legislature in India or its equivalent.

Age limit

  • Candidate must have age minimum age of 21 years and a maximum of 30 years on August 01, 2019.

Physical standard

  • Candidates physical fitness is decided as per the physical standards for admission to IES ISS 2020.

IES/ISS Examination Pattern

Part I is written examination carrying a maximum of 1000 marks.

Part II is viva-voce of such candidates as may be called by the Commission, carrying a maximum of 200 marks.

Statistics I & II are of Objective Type Questions (80 questions with maximum marks of 200 in each paper) to be attempted in 120 minutes. Statistics III & IV are of Descriptive Type having Short Answer/Small Problems Questions (50%) and Long Answer and Comprehension problem questions (50%).

PART-I

The subjects of the written examination under Part-I, the maximum marks allotted to each subject/paper and the time allowed shall be as follows :

A. Indian Economic Service

SN./Subject/Maximum No. Marks Allowed/Time

1. General English 100 3 hrs.

2. General Studies 100 3 hrs.

3. General Economics-I 200 3 hrs.

4. General Economics-II 200 3 hrs.

5. General Economics-III 200 3 hrs.

6. Indian Economics 200 3 hrs.

B. Indian Statistical Service

SN./Subject/Maximum No. Marks Allowed/Time

1. General English 100 3 hrs.

2. General Studies 100 3 hrs.

3. Statistics-I (Objective) 200 2 hrs.

4. Statistics-II (Objective) 200 2 hrs.

5. Statistics-III (Descriptive) 200 3 hrs.

6. Statistics-IV (Descriptive) 200 3 hrs.

Note-1 : Statistics I & II will be of Objective Type Questions (80 questions with maximum marks of 200 in each paper) to be attempted in 120 minutes.

Note-2 : Statistics III & IV will be of Descriptive Type having Short Answer/ Small Problems Questions (50%) and Long Answer and Comprehension problem questions (50%).

At least one Short Answer and One Long Answer Question from each section is compulsory. In Statistics-IV, equal number of questions i.e. 50% weightage from all the sub-sections below and candidates have to choose any two sub-sections and answer.

Note 3 : The papers on General English and General Studies, common to both Indian Economic Service and Indian Statistical Service will be of subjective type.

Note 4 : All other papers of Indian Economic Service will be of subjective type.

Note-5 : The details of standard and syllabi for the examination are given in Section-II below.

The question papers in all subjects in Indian Economic Service Examination and in Indian Statistical Service Examination will be of Conventional (essay) type except in Statistics Paper I and Statistics Paper II which are Objective Type Papers.

ALL QUESTION PAPERS MUST BE ANSWERED IN ENGLISH; QUESTION PAPERS WILL BE SET IN ENGLISH ONLY.

Candidates must write the papers in their own hand.

In no circumstances will they be allowed the help of a scribe to write the answers for them. However, blind candidates and candidates with Locomotor Disability and Cerebral Palsy where dominant (writing) extremity is affected to the extent of slowing the performance of function (minimum of 40 % impairment) will be allowed to write the examination with the help of a scribe.

Compensatory time of 20 minutes per hour for each paper will also be allowed to a blind candidate and the candidates with locomotor disability and cerebral palsy where dominant (writing) extremity is affected to the extent of slowing the performance of function (minimum of 40% impairment).

Note (1): The eligibility conditions of a scribe, his/her conduct inside the examination hall and the manner in which an extent to which he/she can help the blind candidate in writing the Indian Economic Service/Indian Statistical Service Examination shall be governed by the instructions issued by the UPSC in this regard. Violation of all or any of the said instructions shall entail the cancellation of the candidature of the blind candidate in addition to any other action that the UPSC may take against the scribe. 

Note (2): For purpose of these rules the candidate shall be deemed to be a blind candidate if the percentage of visual impairment is forty per cent (40 %) or more. However, the extent of visual impairment should have to be corroborated by a certificate in the prescribed proforma from a Medical Board constituted by the Central/State Government along with their Detailed Application Form. 

Note (3): The concession admissible to blind candidates shall not be admissible to those suffering from Myopia. 
The Commission have the discretion to fix qualifying marks in any or all the subjects of the examination.
If a candidate’s handwriting is not easily legible, a deduction will be made on this account, from the total marks otherwise accruing to him/her. 

Marks will not be allotted for mere superficial knowledge. 

Credit will be given for orderly effective and exact expression combined with due economy of words.

In the question papers, wherever required, SI Units will be used. 

Candidates will be allowed the use of Scientific (Non-Programmable type) Calculators in Descriptive Type Papers at the examination. Programmable type calculators will, however, not be allowed and the use of such calculators shall tantamount to resorting to unfair means by the candidates. Loaning or interchanging of calculators in the Examination Hall is not permitted. However, no calculator will be allowed in the Objective Type Papers at the examination. 

Candidates should use only International Form of Indian numerals (e.g., 1, 2, 3, 4, 5, 6 etc.) while answering question papers. 

PART - II Viva voce

The candidate will be interviewed by a Board of competent and unbiased observers who will have before them a record of his/her career. The object of the interview is to assess his/her suitability for the service for which he/she has competed. The interview is intended to supplement the written examination for testing the general and specialised knowledge and abilities for the candidate.

The candidate will be expected to have taken an intelligent interest not only in his/her subjects of academic study but also in events which are happening around him/her both within and outside his/her own State or Country as well as in modern currents of thought and in new discoveries which should rouse the curiosity of well educated youth. The technique of the interview is not that of a strict cross-examination, but of a natural, through directed and purposive conversation intended to reveal the candidate's mental qualities and his/her grasp of problems. The Board will pay special attention to assess the intellectual curiosity, critical powers of assimilation, balance of judgment and alertness of mind, the ability for social cohesion, integrity of character initiative and capacity for leadership. 

Union Public Service Commission IES/ ISS Exam Syllabus

UPSC IES Syllabus

General Economics I

  • Theory of Consumer’s Demand.
  • Theory of Production.
  • Welfare Economics.
  • Theory of Value.
  • Theory of Distribution.
  • Quantitative Methods in Economics.

General Economics II

  • Economic Thought.
  • The Concept of National Income and Social Accounting.
  • Theory of Employment, Money & Finance.
  • Financial and Capital Market.
  • Economic growth and development.
  • International Economics.
  • Balance of Payments.
  • Global Institutions.

General Economics III

  • Public Finance.
  • Environmental Economics.
  • Industrial Economics.
  • State, market, and planning.

Indian Economics

  • History of development & Planning.
  • Federal Finance.
  • Budgeting.
  • Poverty, unemployment, and Human Development.
  • Agriculture.
  • The strategy of Industrial development.
  • Labour.
  • Foreign Trade
  • Money and Banking.
  • Inflation.

UPSC Indian Statistical Service Syllabus

General Studies

  • Current Events -National & International.
  • Indian Geography.
  • Polity & Governance.
  • Indian History.
  • Indian Polity.
  • Environmental Studies.
  • Indian Constitution.
  • Science & Technology etc.

General English

  • Passages.
  • Precise Writing.
  • Essays.
  • Comprehension.
  • Antonyms.
  • Synonyms.
  • Letter Writing etc.

Statistics-I

  • Probability.
  • Statistical Methods.
  • Numerical Analysis.
  • Computer Application.
  • Data Processing etc.

Syllabus of Statistics-II

  • Linear Models.
  • Statistical Inference.
  • Hypothesis Testing.
  • Official Statistics.
  • Sector Wise Statistics.
  • Population Census.
  • Socio-Economic Indicators etc.

Statistics-III

  • Sampling Techniques.
  • Estimation of Population.
  • Econometrics.
  • Applied Statistics.
  • Time Series Analysis.
  • Fourier Transform etc.

Statistics-IV

  • Operations Research and Reliability.
  • Branch and Bound Method.
  • PERT and CPM.
  • Exponential Distributions.
  • Demography and Vital Statistics.
  • Survival Analysis and Clinical Trial.
  • Data Management.
  • Quality Control.
  • Multivariate Analysis.
  • Design and Analysis of Experiments.
  • Computing with C and R etc.


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यदि आप व्यापक पाठ्यक्रम आधारित सम्पूर्ण अध्ययन सामाग्री चाहते हैं, तो डेवलप इंडिया ग्रुप एक ही स्थान पर आपकी आवश्यकताओं को पूरा करेगा। हम आपको प्रतियोगी परीक्षा में सफलता के लिए रणनीतिक तैयारी हेतु मार्गदर्शन भी प्रदान करेंगे। हम पिछले पांच वर्षों के प्रश्नपत्रों के पैटर्न का विश्लेषण करके पूरी अध्ययन सामाग्री को तैयार करते हैं। ताकि अध्ययन सामाग्री के निर्माण में हम सभी महत्त्वपूर्ण मुद्दों को शामिल कर सकें। पिछले कुछ साल की सफलता के विश्लेषण करने के बाद, हम यह कह सकते हैं कि डेवलप इंडिया ग्रुप एक शीर्ष स्तरीय संस्थान है, जहां 8590 प्रतिशत सवाल हमारी अध्ययन सामाग्री से पूछे जा रहे हैं। यह हमारे लिए बड़ी सफलता है और आप डेवलप इंडिया ग्रुप की व्यापक अध्ययन सामाग्री का अध्ययन कर के अन्य प्रतियोगियों पर बढ़त हासिल सकते हैं।

  1. Develop India Group (DIG) is India’s largest complete study materials provider website.
    (डेवेलप इंडिया ग्रुप (DIG) भारत की सबसे बड़ी अध्ययन सामग्री प्रदाता वेबसाइट है।)
  2. Develop India Group (DIG) prepared their study materials in the guidance of highly qualified and experience mentoring specialist.
    (डेवेलप इंडिया ग्रुप (DIG) ने सुयोग्य और अनुभवी सलाह विशेषज्ञों के मार्गदर्शन में अपनी अध्ययन सामग्री तैयार की है।)
  3. Develop India Group (DIG) study materials have been prepared strictly according to revised syllabus.
    (डेवेलप इंडिया ग्रुप (DIG) अध्ययन सामग्री पूर्णतया संशोधित पाठ्यक्रम के अनुसार तैयार की गई है।)
  4. Only aim behind preparing these study materials is to provide study material to those students, who are unable to attend coaching classes in mega cities.
    (इन अध्ययन सामग्रियों को तैयार करने का उद्देश्य केवल उन छात्रों कोअध्ययन सामग्री प्रदान करना है, जो महानगरों में कोचिंग क्लासेस में भाग लेने में असमर्थ हैं।)
  5. All kind of facts & data in this material have been collected from authentic sources.
    (इस सामग्री में सभी प्रकार के तथ्यों और डेटा को प्रामाणिक स्रोतों से एकत्र किया गया है।)
  6. All kind of data is updated in quarterly in our study notes.
    (हमारी अध्ययन सामग्रियों में सभी प्रकार के आंकङों को तिमाही में अपडेट किया जाता है।)
  7. Develop India Group (DIG) study materials have been prepared in simple language so that student can memorize easily and better understand.
    (डेवेलप इंडिया ग्रुप (DIG) अध्ययन सामग्री सरल भाषा में तैयार की गई है ताकि छात्र आसानी से और बेहतर ढंग से समझ सके।)
  8. Complete syllabus of preliminary and main exam has been covered in this study material.
    (प्रारंभिक और मुख्य परीक्षा का पूरा पाठ्यक्रम इस अध्ययन सामग्री में शामिल किया गया है।)
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    (बोल्ड, रेखांकन और इटैलिक तरीके से सभी महत्वपूर्ण और प्रासंगिक बिंदुओं को हाइलाइट किया गया है।)
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    (हमने प्रत्येक विषय के लिए प्रशिक्षित, प्रतिभाशाली, अनुभवी टीम के साथ और विषय विशेषज्ञों के मार्गदर्शन में अध्ययन सामग्री तैयार की है।)
  11. Once you will read these study materials, you will surely find 70 to 80 % questions in next coming examination.
    (एक बार जब आप ये अध्ययन सामग्री पढ़ लेंगे, तो आपको निश्चित रूप से आने वाली परीक्षा में 70 से 80% प्रश्न मिलेंगें।)

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